blob: 650b93fddded0bf734b56f9afa44eff7c1f7244e [file] [log] [blame]
// SwiftShader Software Renderer
//
// Copyright(c) 2005-2013 TransGaming Inc.
//
// All rights reserved. No part of this software may be copied, distributed, transmitted,
// transcribed, stored in a retrieval system, translated into any human or computer
// language by any means, or disclosed to third parties without the explicit written
// agreement of TransGaming Inc. Without such an agreement, no rights or licenses, express
// or implied, including but not limited to any patent rights, are granted to you.
//
// libGLES_CM.cpp: Implements the exported OpenGL ES 1.1 functions.
#include "main.h"
#include "mathutil.h"
#include "utilities.h"
#include "Buffer.h"
#include "Context.h"
#include "Framebuffer.h"
#include "Renderbuffer.h"
#include "Texture.h"
#include "Query.h"
#include "common/debug.h"
#include "Common/Version.h"
#include "Main/Register.hpp"
#define GL_API
#include <GLES/gl.h>
#define GL_GLEXT_PROTOTYPES
#include <GLES/glext.h>
#include <exception>
#include <limits>
static bool validImageSize(GLint level, GLsizei width, GLsizei height)
{
if(level < 0 || level >= gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS || width < 0 || height < 0)
{
return false;
}
return true;
}
static bool validateSubImageParams(bool compressed, GLsizei width, GLsizei height, GLint xoffset, GLint yoffset, GLenum target, GLint level, GLenum format, gl::Texture *texture)
{
if(!texture)
{
return error(GL_INVALID_OPERATION, false);
}
if(compressed != texture->isCompressed(target, level))
{
return error(GL_INVALID_OPERATION, false);
}
if(format != GL_NONE_OES && format != texture->getFormat(target, level))
{
return error(GL_INVALID_OPERATION, false);
}
if(compressed)
{
if((width % 4 != 0 && width != texture->getWidth(target, 0)) ||
(height % 4 != 0 && height != texture->getHeight(target, 0)))
{
return error(GL_INVALID_OPERATION, false);
}
}
if(xoffset + width > texture->getWidth(target, level) ||
yoffset + height > texture->getHeight(target, level))
{
return error(GL_INVALID_VALUE, false);
}
return true;
}
// Check for combinations of format and type that are valid for ReadPixels
static bool validReadFormatType(GLenum format, GLenum type)
{
switch(format)
{
case GL_RGBA:
switch (type)
{
case GL_UNSIGNED_BYTE:
break;
default:
return false;
}
break;
case GL_BGRA_EXT:
switch (type)
{
case GL_UNSIGNED_BYTE:
case GL_UNSIGNED_SHORT_4_4_4_4_REV_EXT:
case GL_UNSIGNED_SHORT_1_5_5_5_REV_EXT:
break;
default:
return false;
}
break;
case gl::IMPLEMENTATION_COLOR_READ_FORMAT:
switch (type)
{
case gl::IMPLEMENTATION_COLOR_READ_TYPE:
break;
default:
return false;
}
break;
default:
return false;
}
return true;
}
extern "C"
{
void GL_APIENTRY glActiveTexture(GLenum texture)
{
TRACE("(GLenum texture = 0x%X)", texture);
try
{
gl::Context *context = gl::getContext();
if(context)
{
if(texture < GL_TEXTURE0 || texture > GL_TEXTURE0 + gl::MAX_COMBINED_TEXTURE_IMAGE_UNITS - 1)
{
return error(GL_INVALID_ENUM);
}
context->setActiveSampler(texture - GL_TEXTURE0);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glAlphaFunc(GLenum func, GLclampf ref)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glAlphaFuncx(GLenum func, GLclampx ref)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glBindBuffer(GLenum target, GLuint buffer)
{
TRACE("(GLenum target = 0x%X, GLuint buffer = %d)", target, buffer);
try
{
gl::Context *context = gl::getContext();
if(context)
{
switch(target)
{
case GL_ARRAY_BUFFER:
context->bindArrayBuffer(buffer);
return;
case GL_ELEMENT_ARRAY_BUFFER:
context->bindElementArrayBuffer(buffer);
return;
default:
return error(GL_INVALID_ENUM);
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glBindFramebuffer(GLenum target, GLuint framebuffer)
{
TRACE("(GLenum target = 0x%X, GLuint framebuffer = %d)", target, framebuffer);
try
{
if(target != GL_FRAMEBUFFER_OES)
{
return error(GL_INVALID_ENUM);
}
gl::Context *context = gl::getContext();
if(context)
{
context->bindFramebuffer(framebuffer);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glBindFramebufferOES(GLenum target, GLuint framebuffer)
{
TRACE("(GLenum target = 0x%X, GLuint framebuffer = %d)", target, framebuffer);
try
{
if(target != GL_FRAMEBUFFER_OES)
{
return error(GL_INVALID_ENUM);
}
gl::Context *context = gl::getContext();
if(context)
{
context->bindFramebuffer(framebuffer);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glBindRenderbufferOES(GLenum target, GLuint renderbuffer)
{
TRACE("(GLenum target = 0x%X, GLuint renderbuffer = %d)", target, renderbuffer);
try
{
if(target != GL_RENDERBUFFER_OES)
{
return error(GL_INVALID_ENUM);
}
gl::Context *context = gl::getContext();
if(context)
{
context->bindRenderbuffer(renderbuffer);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glBindTexture(GLenum target, GLuint texture)
{
TRACE("(GLenum target = 0x%X, GLuint texture = %d)", target, texture);
try
{
gl::Context *context = gl::getContext();
if(context)
{
gl::Texture *textureObject = context->getTexture(texture);
if(textureObject && textureObject->getTarget() != target && texture != 0)
{
return error(GL_INVALID_OPERATION);
}
switch(target)
{
case GL_TEXTURE_2D:
context->bindTexture2D(texture);
return;
case GL_TEXTURE_EXTERNAL_OES:
context->bindTextureExternal(texture);
return;
default:
return error(GL_INVALID_ENUM);
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glBlendEquationSeparateOES(GLenum modeRGB, GLenum modeAlpha)
{
TRACE("(GLenum modeRGB = 0x%X, GLenum modeAlpha = 0x%X)", modeRGB, modeAlpha);
try
{
switch(modeRGB)
{
case GL_FUNC_ADD_OES:
case GL_FUNC_SUBTRACT_OES:
case GL_FUNC_REVERSE_SUBTRACT_OES:
case GL_MIN_EXT:
case GL_MAX_EXT:
break;
default:
return error(GL_INVALID_ENUM);
}
switch(modeAlpha)
{
case GL_FUNC_ADD_OES:
case GL_FUNC_SUBTRACT_OES:
case GL_FUNC_REVERSE_SUBTRACT_OES:
case GL_MIN_EXT:
case GL_MAX_EXT:
break;
default:
return error(GL_INVALID_ENUM);
}
gl::Context *context = gl::getContext();
if(context)
{
context->setBlendEquation(modeRGB, modeAlpha);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glBlendFunc(GLenum sfactor, GLenum dfactor)
{
glBlendFuncSeparateOES(sfactor, dfactor, sfactor, dfactor);
}
void GL_APIENTRY glBlendFuncSeparateOES(GLenum srcRGB, GLenum dstRGB, GLenum srcAlpha, GLenum dstAlpha)
{
TRACE("(GLenum srcRGB = 0x%X, GLenum dstRGB = 0x%X, GLenum srcAlpha = 0x%X, GLenum dstAlpha = 0x%X)",
srcRGB, dstRGB, srcAlpha, dstAlpha);
try
{
switch(srcRGB)
{
case GL_ZERO:
case GL_ONE:
case GL_SRC_COLOR:
case GL_ONE_MINUS_SRC_COLOR:
case GL_DST_COLOR:
case GL_ONE_MINUS_DST_COLOR:
case GL_SRC_ALPHA:
case GL_ONE_MINUS_SRC_ALPHA:
case GL_DST_ALPHA:
case GL_ONE_MINUS_DST_ALPHA:
case GL_SRC_ALPHA_SATURATE:
break;
default:
return error(GL_INVALID_ENUM);
}
switch(dstRGB)
{
case GL_ZERO:
case GL_ONE:
case GL_SRC_COLOR:
case GL_ONE_MINUS_SRC_COLOR:
case GL_DST_COLOR:
case GL_ONE_MINUS_DST_COLOR:
case GL_SRC_ALPHA:
case GL_ONE_MINUS_SRC_ALPHA:
case GL_DST_ALPHA:
case GL_ONE_MINUS_DST_ALPHA:
break;
default:
return error(GL_INVALID_ENUM);
}
switch(srcAlpha)
{
case GL_ZERO:
case GL_ONE:
case GL_SRC_COLOR:
case GL_ONE_MINUS_SRC_COLOR:
case GL_DST_COLOR:
case GL_ONE_MINUS_DST_COLOR:
case GL_SRC_ALPHA:
case GL_ONE_MINUS_SRC_ALPHA:
case GL_DST_ALPHA:
case GL_ONE_MINUS_DST_ALPHA:
case GL_SRC_ALPHA_SATURATE:
break;
default:
return error(GL_INVALID_ENUM);
}
switch(dstAlpha)
{
case GL_ZERO:
case GL_ONE:
case GL_SRC_COLOR:
case GL_ONE_MINUS_SRC_COLOR:
case GL_DST_COLOR:
case GL_ONE_MINUS_DST_COLOR:
case GL_SRC_ALPHA:
case GL_ONE_MINUS_SRC_ALPHA:
case GL_DST_ALPHA:
case GL_ONE_MINUS_DST_ALPHA:
break;
default:
return error(GL_INVALID_ENUM);
}
gl::Context *context = gl::getContext();
if(context)
{
context->setBlendFactors(srcRGB, dstRGB, srcAlpha, dstAlpha);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glBufferData(GLenum target, GLsizeiptr size, const GLvoid* data, GLenum usage)
{
TRACE("(GLenum target = 0x%X, GLsizeiptr size = %d, const GLvoid* data = 0x%0.8p, GLenum usage = %d)",
target, size, data, usage);
try
{
if(size < 0)
{
return error(GL_INVALID_VALUE);
}
switch(usage)
{
case GL_STATIC_DRAW:
case GL_DYNAMIC_DRAW:
break;
default:
return error(GL_INVALID_ENUM);
}
gl::Context *context = gl::getContext();
if(context)
{
gl::Buffer *buffer;
switch(target)
{
case GL_ARRAY_BUFFER:
buffer = context->getArrayBuffer();
break;
case GL_ELEMENT_ARRAY_BUFFER:
buffer = context->getElementArrayBuffer();
break;
default:
return error(GL_INVALID_ENUM);
}
if(!buffer)
{
return error(GL_INVALID_OPERATION);
}
buffer->bufferData(data, size, usage);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glBufferSubData(GLenum target, GLintptr offset, GLsizeiptr size, const GLvoid* data)
{
TRACE("(GLenum target = 0x%X, GLintptr offset = %d, GLsizeiptr size = %d, const GLvoid* data = 0x%0.8p)",
target, offset, size, data);
try
{
if(size < 0 || offset < 0)
{
return error(GL_INVALID_VALUE);
}
if(data == NULL)
{
return;
}
gl::Context *context = gl::getContext();
if(context)
{
gl::Buffer *buffer;
switch(target)
{
case GL_ARRAY_BUFFER:
buffer = context->getArrayBuffer();
break;
case GL_ELEMENT_ARRAY_BUFFER:
buffer = context->getElementArrayBuffer();
break;
default:
return error(GL_INVALID_ENUM);
}
if(!buffer)
{
return error(GL_INVALID_OPERATION);
}
if((size_t)size + offset > buffer->size())
{
return error(GL_INVALID_VALUE);
}
buffer->bufferSubData(data, size, offset);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
GLenum GL_APIENTRY glCheckFramebufferStatusOES(GLenum target)
{
TRACE("(GLenum target = 0x%X)", target);
try
{
if(target != GL_FRAMEBUFFER_OES)
{
return error(GL_INVALID_ENUM, 0);
}
gl::Context *context = gl::getContext();
if(context)
{
gl::Framebuffer *framebuffer = context->getFramebuffer();
return framebuffer->completeness();
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY, 0);
}
return 0;
}
void GL_APIENTRY glClear(GLbitfield mask)
{
TRACE("(GLbitfield mask = %X)", mask);
try
{
if((mask & ~(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT)) != 0)
{
return error(GL_INVALID_VALUE);
}
gl::Context *context = gl::getContext();
if(context)
{
context->clear(mask);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glClearColor(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha)
{
TRACE("(GLclampf red = %f, GLclampf green = %f, GLclampf blue = %f, GLclampf alpha = %f)",
red, green, blue, alpha);
try
{
gl::Context *context = gl::getContext();
if(context)
{
context->setClearColor(red, green, blue, alpha);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glClearColorx(GLclampx red, GLclampx green, GLclampx blue, GLclampx alpha)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glClearDepthf(GLclampf depth)
{
TRACE("(GLclampf depth = %f)", depth);
try
{
gl::Context *context = gl::getContext();
if(context)
{
context->setClearDepth(depth);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glClearDepthx(GLclampx depth)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glClearStencil(GLint s)
{
TRACE("(GLint s = %d)", s);
try
{
gl::Context *context = gl::getContext();
if(context)
{
context->setClearStencil(s);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glClientActiveTexture(GLenum texture)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glClipPlanef(GLenum plane, const GLfloat *equation)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glClipPlanex(GLenum plane, const GLfixed *equation)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glColor4f(GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glColor4ub(GLubyte red, GLubyte green, GLubyte blue, GLubyte alpha)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glColor4x(GLfixed red, GLfixed green, GLfixed blue, GLfixed alpha)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glColorMask(GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha)
{
TRACE("(GLboolean red = %d, GLboolean green = %d, GLboolean blue = %d, GLboolean alpha = %d)",
red, green, blue, alpha);
try
{
gl::Context *context = gl::getContext();
if(context)
{
context->setColorMask(red == GL_TRUE, green == GL_TRUE, blue == GL_TRUE, alpha == GL_TRUE);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glColorPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *pointer)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glCompressedTexImage2D(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height,
GLint border, GLsizei imageSize, const GLvoid* data)
{
TRACE("(GLenum target = 0x%X, GLint level = %d, GLenum internalformat = 0x%X, GLsizei width = %d, "
"GLsizei height = %d, GLint border = %d, GLsizei imageSize = %d, const GLvoid* data = 0x%0.8p)",
target, level, internalformat, width, height, border, imageSize, data);
try
{
if(!validImageSize(level, width, height) || border != 0 || imageSize < 0)
{
return error(GL_INVALID_VALUE);
}
switch(internalformat)
{
case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
if(!S3TC_SUPPORT)
{
return error(GL_INVALID_ENUM);
}
break;
case GL_DEPTH_COMPONENT16_OES:
case GL_DEPTH_COMPONENT32_OES:
case GL_DEPTH_STENCIL_OES:
case GL_DEPTH24_STENCIL8_OES:
return error(GL_INVALID_OPERATION);
default:
return error(GL_INVALID_ENUM);
}
if(border != 0)
{
return error(GL_INVALID_VALUE);
}
gl::Context *context = gl::getContext();
if(context)
{
if(level > gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS)
{
return error(GL_INVALID_VALUE);
}
switch(target)
{
case GL_TEXTURE_2D:
if(width > (gl::IMPLEMENTATION_MAX_TEXTURE_SIZE >> level) ||
height > (gl::IMPLEMENTATION_MAX_TEXTURE_SIZE >> level))
{
return error(GL_INVALID_VALUE);
}
break;
default:
return error(GL_INVALID_ENUM);
}
if(imageSize != gl::ComputeCompressedSize(width, height, internalformat))
{
return error(GL_INVALID_VALUE);
}
if(target == GL_TEXTURE_2D)
{
gl::Texture2D *texture = context->getTexture2D();
if(!texture)
{
return error(GL_INVALID_OPERATION);
}
texture->setCompressedImage(level, internalformat, width, height, imageSize, data);
}
else UNREACHABLE();
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glCompressedTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height,
GLenum format, GLsizei imageSize, const GLvoid* data)
{
TRACE("(GLenum target = 0x%X, GLint level = %d, GLint xoffset = %d, GLint yoffset = %d, "
"GLsizei width = %d, GLsizei height = %d, GLenum format = 0x%X, "
"GLsizei imageSize = %d, const GLvoid* data = 0x%0.8p)",
target, level, xoffset, yoffset, width, height, format, imageSize, data);
try
{
if(!gl::IsTextureTarget(target))
{
return error(GL_INVALID_ENUM);
}
if(xoffset < 0 || yoffset < 0 || !validImageSize(level, width, height) || imageSize < 0)
{
return error(GL_INVALID_VALUE);
}
switch(format)
{
case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
if(!S3TC_SUPPORT)
{
return error(GL_INVALID_ENUM);
}
break;
default:
return error(GL_INVALID_ENUM);
}
if(width == 0 || height == 0 || data == NULL)
{
return;
}
gl::Context *context = gl::getContext();
if(context)
{
if(level > gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS)
{
return error(GL_INVALID_VALUE);
}
if(imageSize != gl::ComputeCompressedSize(width, height, format))
{
return error(GL_INVALID_VALUE);
}
if(xoffset % 4 != 0 || yoffset % 4 != 0)
{
// We wait to check the offsets until this point, because the multiple-of-four restriction does not exist unless DXT1 textures are supported
return error(GL_INVALID_OPERATION);
}
if(target == GL_TEXTURE_2D)
{
gl::Texture2D *texture = context->getTexture2D();
if(validateSubImageParams(true, width, height, xoffset, yoffset, target, level, format, texture))
{
texture->subImageCompressed(level, xoffset, yoffset, width, height, format, imageSize, data);
}
}
else UNREACHABLE();
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glCopyTexImage2D(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border)
{
TRACE("(GLenum target = 0x%X, GLint level = %d, GLenum internalformat = 0x%X, "
"GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d, GLint border = %d)",
target, level, internalformat, x, y, width, height, border);
try
{
if(!validImageSize(level, width, height))
{
return error(GL_INVALID_VALUE);
}
if(border != 0)
{
return error(GL_INVALID_VALUE);
}
gl::Context *context = gl::getContext();
if(context)
{
switch(target)
{
case GL_TEXTURE_2D:
if(width > (gl::IMPLEMENTATION_MAX_TEXTURE_SIZE >> level) ||
height > (gl::IMPLEMENTATION_MAX_TEXTURE_SIZE >> level))
{
return error(GL_INVALID_VALUE);
}
break;
default:
return error(GL_INVALID_ENUM);
}
gl::Framebuffer *framebuffer = context->getFramebuffer();
if(framebuffer->completeness() != GL_FRAMEBUFFER_COMPLETE_OES)
{
return error(GL_INVALID_FRAMEBUFFER_OPERATION_OES);
}
if(context->getFramebufferHandle() != 0 && framebuffer->getColorbuffer()->getSamples() > 1)
{
return error(GL_INVALID_OPERATION);
}
gl::Renderbuffer *source = framebuffer->getColorbuffer();
GLenum colorbufferFormat = source->getFormat();
// [OpenGL ES 2.0.24] table 3.9
switch(internalformat)
{
case GL_ALPHA:
if(colorbufferFormat != GL_ALPHA &&
colorbufferFormat != GL_RGBA &&
colorbufferFormat != GL_RGBA4_OES &&
colorbufferFormat != GL_RGB5_A1_OES &&
colorbufferFormat != GL_RGBA8_OES)
{
return error(GL_INVALID_OPERATION);
}
break;
case GL_LUMINANCE:
case GL_RGB:
if(colorbufferFormat != GL_RGB &&
colorbufferFormat != GL_RGB565_OES &&
colorbufferFormat != GL_RGB8_OES &&
colorbufferFormat != GL_RGBA &&
colorbufferFormat != GL_RGBA4_OES &&
colorbufferFormat != GL_RGB5_A1_OES &&
colorbufferFormat != GL_RGBA8_OES)
{
return error(GL_INVALID_OPERATION);
}
break;
case GL_LUMINANCE_ALPHA:
case GL_RGBA:
if(colorbufferFormat != GL_RGBA &&
colorbufferFormat != GL_RGBA4_OES &&
colorbufferFormat != GL_RGB5_A1_OES &&
colorbufferFormat != GL_RGBA8_OES)
{
return error(GL_INVALID_OPERATION);
}
break;
case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
if(S3TC_SUPPORT)
{
return error(GL_INVALID_OPERATION);
}
else
{
return error(GL_INVALID_ENUM);
}
break;
default:
return error(GL_INVALID_ENUM);
}
if(target == GL_TEXTURE_2D)
{
gl::Texture2D *texture = context->getTexture2D();
if(!texture)
{
return error(GL_INVALID_OPERATION);
}
texture->copyImage(level, internalformat, x, y, width, height, framebuffer);
}
else UNREACHABLE();
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glCopyTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height)
{
TRACE("(GLenum target = 0x%X, GLint level = %d, GLint xoffset = %d, GLint yoffset = %d, "
"GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d)",
target, level, xoffset, yoffset, x, y, width, height);
try
{
if(!gl::IsTextureTarget(target))
{
return error(GL_INVALID_ENUM);
}
if(level < 0 || xoffset < 0 || yoffset < 0 || width < 0 || height < 0)
{
return error(GL_INVALID_VALUE);
}
if(std::numeric_limits<GLsizei>::max() - xoffset < width || std::numeric_limits<GLsizei>::max() - yoffset < height)
{
return error(GL_INVALID_VALUE);
}
if(width == 0 || height == 0)
{
return;
}
gl::Context *context = gl::getContext();
if(context)
{
if(level > gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS)
{
return error(GL_INVALID_VALUE);
}
gl::Framebuffer *framebuffer = context->getFramebuffer();
if(framebuffer->completeness() != GL_FRAMEBUFFER_COMPLETE_OES)
{
return error(GL_INVALID_FRAMEBUFFER_OPERATION_OES);
}
if(context->getFramebufferHandle() != 0 && framebuffer->getColorbuffer()->getSamples() > 1)
{
return error(GL_INVALID_OPERATION);
}
gl::Renderbuffer *source = framebuffer->getColorbuffer();
GLenum colorbufferFormat = source->getFormat();
gl::Texture *texture = NULL;
if(target == GL_TEXTURE_2D)
{
texture = context->getTexture2D();
}
else UNREACHABLE();
if(!validateSubImageParams(false, width, height, xoffset, yoffset, target, level, GL_NONE_OES, texture))
{
return;
}
GLenum textureFormat = texture->getFormat(target, level);
// [OpenGL ES 2.0.24] table 3.9
switch(textureFormat)
{
case GL_ALPHA:
if(colorbufferFormat != GL_ALPHA &&
colorbufferFormat != GL_RGBA &&
colorbufferFormat != GL_RGBA4_OES &&
colorbufferFormat != GL_RGB5_A1_OES &&
colorbufferFormat != GL_RGBA8_OES)
{
return error(GL_INVALID_OPERATION);
}
break;
case GL_LUMINANCE:
case GL_RGB:
if(colorbufferFormat != GL_RGB &&
colorbufferFormat != GL_RGB565_OES &&
colorbufferFormat != GL_RGB8_OES &&
colorbufferFormat != GL_RGBA &&
colorbufferFormat != GL_RGBA4_OES &&
colorbufferFormat != GL_RGB5_A1_OES &&
colorbufferFormat != GL_RGBA8_OES)
{
return error(GL_INVALID_OPERATION);
}
break;
case GL_LUMINANCE_ALPHA:
case GL_RGBA:
if(colorbufferFormat != GL_RGBA &&
colorbufferFormat != GL_RGBA4_OES &&
colorbufferFormat != GL_RGB5_A1_OES &&
colorbufferFormat != GL_RGBA8_OES)
{
return error(GL_INVALID_OPERATION);
}
break;
case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
return error(GL_INVALID_OPERATION);
case GL_DEPTH_STENCIL_OES:
return error(GL_INVALID_OPERATION);
default:
return error(GL_INVALID_OPERATION);
}
texture->copySubImage(target, level, xoffset, yoffset, x, y, width, height, framebuffer);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glCullFace(GLenum mode)
{
TRACE("(GLenum mode = 0x%X)", mode);
try
{
switch(mode)
{
case GL_FRONT:
case GL_BACK:
case GL_FRONT_AND_BACK:
{
gl::Context *context = gl::getContext();
if(context)
{
context->setCullMode(mode);
}
}
break;
default:
return error(GL_INVALID_ENUM);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glDeleteBuffers(GLsizei n, const GLuint* buffers)
{
TRACE("(GLsizei n = %d, const GLuint* buffers = 0x%0.8p)", n, buffers);
try
{
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
gl::Context *context = gl::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
context->deleteBuffer(buffers[i]);
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glDeleteFramebuffersOES(GLsizei n, const GLuint* framebuffers)
{
TRACE("(GLsizei n = %d, const GLuint* framebuffers = 0x%0.8p)", n, framebuffers);
try
{
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
gl::Context *context = gl::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
if(framebuffers[i] != 0)
{
context->deleteFramebuffer(framebuffers[i]);
}
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glDeleteRenderbuffersOES(GLsizei n, const GLuint* renderbuffers)
{
TRACE("(GLsizei n = %d, const GLuint* renderbuffers = 0x%0.8p)", n, renderbuffers);
try
{
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
gl::Context *context = gl::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
context->deleteRenderbuffer(renderbuffers[i]);
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glDeleteTextures(GLsizei n, const GLuint* textures)
{
TRACE("(GLsizei n = %d, const GLuint* textures = 0x%0.8p)", n, textures);
try
{
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
gl::Context *context = gl::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
if(textures[i] != 0)
{
context->deleteTexture(textures[i]);
}
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glDepthFunc(GLenum func)
{
TRACE("(GLenum func = 0x%X)", func);
try
{
switch(func)
{
case GL_NEVER:
case GL_ALWAYS:
case GL_LESS:
case GL_LEQUAL:
case GL_EQUAL:
case GL_GREATER:
case GL_GEQUAL:
case GL_NOTEQUAL:
break;
default:
return error(GL_INVALID_ENUM);
}
gl::Context *context = gl::getContext();
if(context)
{
context->setDepthFunc(func);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glDepthMask(GLboolean flag)
{
TRACE("(GLboolean flag = %d)", flag);
try
{
gl::Context *context = gl::getContext();
if(context)
{
context->setDepthMask(flag != GL_FALSE);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glDepthRangex(GLclampx zNear, GLclampx zFar)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glDepthRangef(GLclampf zNear, GLclampf zFar)
{
TRACE("(GLclampf zNear = %f, GLclampf zFar = %f)", zNear, zFar);
try
{
gl::Context *context = gl::getContext();
if(context)
{
context->setDepthRange(zNear, zFar);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glDisable(GLenum cap)
{
TRACE("(GLenum cap = 0x%X)", cap);
try
{
gl::Context *context = gl::getContext();
if(context)
{
switch(cap)
{
case GL_CULL_FACE: context->setCullFace(false); break;
case GL_POLYGON_OFFSET_FILL: context->setPolygonOffsetFill(false); break;
case GL_SAMPLE_ALPHA_TO_COVERAGE: context->setSampleAlphaToCoverage(false); break;
case GL_SAMPLE_COVERAGE: context->setSampleCoverage(false); break;
case GL_SCISSOR_TEST: context->setScissorTest(false); break;
case GL_STENCIL_TEST: context->setStencilTest(false); break;
case GL_DEPTH_TEST: context->setDepthTest(false); break;
case GL_BLEND: context->setBlend(false); break;
case GL_DITHER: context->setDither(false); break;
default:
return error(GL_INVALID_ENUM);
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glDisableClientState(GLenum array)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glDrawArrays(GLenum mode, GLint first, GLsizei count)
{
TRACE("(GLenum mode = 0x%X, GLint first = %d, GLsizei count = %d)", mode, first, count);
try
{
if(count < 0 || first < 0)
{
return error(GL_INVALID_VALUE);
}
gl::Context *context = gl::getContext();
if(context)
{
context->drawArrays(mode, first, count);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glDrawElements(GLenum mode, GLsizei count, GLenum type, const GLvoid* indices)
{
TRACE("(GLenum mode = 0x%X, GLsizei count = %d, GLenum type = 0x%X, const GLvoid* indices = 0x%0.8p)",
mode, count, type, indices);
try
{
if(count < 0)
{
return error(GL_INVALID_VALUE);
}
gl::Context *context = gl::getContext();
if(context)
{
switch(type)
{
case GL_UNSIGNED_BYTE:
case GL_UNSIGNED_SHORT:
case GL_UNSIGNED_INT:
break;
default:
return error(GL_INVALID_ENUM);
}
context->drawElements(mode, count, type, indices);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glEnable(GLenum cap)
{
TRACE("(GLenum cap = 0x%X)", cap);
try
{
gl::Context *context = gl::getContext();
if(context)
{
switch(cap)
{
case GL_CULL_FACE: context->setCullFace(true); break;
case GL_POLYGON_OFFSET_FILL: context->setPolygonOffsetFill(true); break;
case GL_SAMPLE_ALPHA_TO_COVERAGE: context->setSampleAlphaToCoverage(true); break;
case GL_SAMPLE_COVERAGE: context->setSampleCoverage(true); break;
case GL_SCISSOR_TEST: context->setScissorTest(true); break;
case GL_STENCIL_TEST: context->setStencilTest(true); break;
case GL_DEPTH_TEST: context->setDepthTest(true); break;
case GL_BLEND: context->setBlend(true); break;
case GL_DITHER: context->setDither(true); break;
default:
return error(GL_INVALID_ENUM);
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glEnableClientState(GLenum array)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glFinish(void)
{
TRACE("()");
try
{
gl::Context *context = gl::getContext();
if(context)
{
context->finish();
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glFlush(void)
{
TRACE("()");
try
{
gl::Context *context = gl::getContext();
if(context)
{
context->flush();
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glFramebufferRenderbufferOES(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer)
{
TRACE("(GLenum target = 0x%X, GLenum attachment = 0x%X, GLenum renderbuffertarget = 0x%X, "
"GLuint renderbuffer = %d)", target, attachment, renderbuffertarget, renderbuffer);
try
{
if(target != GL_FRAMEBUFFER_OES || (renderbuffertarget != GL_RENDERBUFFER_OES && renderbuffer != 0))
{
return error(GL_INVALID_ENUM);
}
gl::Context *context = gl::getContext();
if(context)
{
gl::Framebuffer *framebuffer = context->getFramebuffer();
GLuint framebufferHandle = context->getFramebufferHandle();
if(!framebuffer || (framebufferHandle == 0 && renderbuffer != 0))
{
return error(GL_INVALID_OPERATION);
}
switch(attachment)
{
case GL_COLOR_ATTACHMENT0_OES:
framebuffer->setColorbuffer(GL_RENDERBUFFER_OES, renderbuffer);
break;
case GL_DEPTH_ATTACHMENT_OES:
framebuffer->setDepthbuffer(GL_RENDERBUFFER_OES, renderbuffer);
break;
case GL_STENCIL_ATTACHMENT_OES:
framebuffer->setStencilbuffer(GL_RENDERBUFFER_OES, renderbuffer);
break;
default:
return error(GL_INVALID_ENUM);
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glFramebufferTexture2DOES(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level)
{
TRACE("(GLenum target = 0x%X, GLenum attachment = 0x%X, GLenum textarget = 0x%X, "
"GLuint texture = %d, GLint level = %d)", target, attachment, textarget, texture, level);
try
{
if(target != GL_FRAMEBUFFER_OES)
{
return error(GL_INVALID_ENUM);
}
switch(attachment)
{
case GL_COLOR_ATTACHMENT0_OES:
case GL_DEPTH_ATTACHMENT_OES:
case GL_STENCIL_ATTACHMENT_OES:
break;
default:
return error(GL_INVALID_ENUM);
}
gl::Context *context = gl::getContext();
if(context)
{
if(texture == 0)
{
textarget = GL_NONE_OES;
}
else
{
gl::Texture *tex = context->getTexture(texture);
if(tex == NULL)
{
return error(GL_INVALID_OPERATION);
}
if(tex->isCompressed(textarget, level))
{
return error(GL_INVALID_OPERATION);
}
switch(textarget)
{
case GL_TEXTURE_2D:
if(tex->getTarget() != GL_TEXTURE_2D)
{
return error(GL_INVALID_OPERATION);
}
break;
default:
return error(GL_INVALID_ENUM);
}
if(level != 0)
{
return error(GL_INVALID_VALUE);
}
}
gl::Framebuffer *framebuffer = context->getFramebuffer();
GLuint framebufferHandle = context->getFramebufferHandle();
if(framebufferHandle == 0 || !framebuffer)
{
return error(GL_INVALID_OPERATION);
}
switch(attachment)
{
case GL_COLOR_ATTACHMENT0_OES: framebuffer->setColorbuffer(textarget, texture); break;
case GL_DEPTH_ATTACHMENT_OES: framebuffer->setDepthbuffer(textarget, texture); break;
case GL_STENCIL_ATTACHMENT_OES: framebuffer->setStencilbuffer(textarget, texture); break;
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glFogf(GLenum pname, GLfloat param)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glFogfv(GLenum pname, const GLfloat *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glFogx(GLenum pname, GLfixed param)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glFogxv(GLenum pname, const GLfixed *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glFrontFace(GLenum mode)
{
TRACE("(GLenum mode = 0x%X)", mode);
try
{
switch(mode)
{
case GL_CW:
case GL_CCW:
{
gl::Context *context = gl::getContext();
if(context)
{
context->setFrontFace(mode);
}
}
break;
default:
return error(GL_INVALID_ENUM);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glFrustumf(GLfloat left, GLfloat right, GLfloat bottom, GLfloat top, GLfloat zNear, GLfloat zFar)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glFrustumx(GLfixed left, GLfixed right, GLfixed bottom, GLfixed top, GLfixed zNear, GLfixed zFar)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glGenerateMipmapOES(GLenum target)
{
TRACE("(GLenum target = 0x%X)", target);
try
{
gl::Context *context = gl::getContext();
if(context)
{
gl::Texture *texture;
switch(target)
{
case GL_TEXTURE_2D:
texture = context->getTexture2D();
break;
default:
return error(GL_INVALID_ENUM);
}
if(texture->isCompressed(target, 0) || texture->isDepth(target, 0))
{
return error(GL_INVALID_OPERATION);
}
texture->generateMipmaps();
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glGenBuffers(GLsizei n, GLuint* buffers)
{
TRACE("(GLsizei n = %d, GLuint* buffers = 0x%0.8p)", n, buffers);
try
{
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
gl::Context *context = gl::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
buffers[i] = context->createBuffer();
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glGenFramebuffersOES(GLsizei n, GLuint* framebuffers)
{
TRACE("(GLsizei n = %d, GLuint* framebuffers = 0x%0.8p)", n, framebuffers);
try
{
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
gl::Context *context = gl::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
framebuffers[i] = context->createFramebuffer();
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glGenRenderbuffersOES(GLsizei n, GLuint* renderbuffers)
{
TRACE("(GLsizei n = %d, GLuint* renderbuffers = 0x%0.8p)", n, renderbuffers);
try
{
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
gl::Context *context = gl::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
renderbuffers[i] = context->createRenderbuffer();
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glGenTextures(GLsizei n, GLuint* textures)
{
TRACE("(GLsizei n = %d, GLuint* textures = 0x%0.8p)", n, textures);
try
{
if(n < 0)
{
return error(GL_INVALID_VALUE);
}
gl::Context *context = gl::getContext();
if(context)
{
for(int i = 0; i < n; i++)
{
textures[i] = context->createTexture();
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glGetRenderbufferParameterivOES(GLenum target, GLenum pname, GLint* params)
{
TRACE("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint* params = 0x%0.8p)", target, pname, params);
try
{
gl::Context *context = gl::getContext();
if(context)
{
if(target != GL_RENDERBUFFER_OES)
{
return error(GL_INVALID_ENUM);
}
if(context->getRenderbufferHandle() == 0)
{
return error(GL_INVALID_OPERATION);
}
gl::Renderbuffer *renderbuffer = context->getRenderbuffer(context->getRenderbufferHandle());
switch(pname)
{
case GL_RENDERBUFFER_WIDTH_OES: *params = renderbuffer->getWidth(); break;
case GL_RENDERBUFFER_HEIGHT_OES: *params = renderbuffer->getHeight(); break;
case GL_RENDERBUFFER_INTERNAL_FORMAT_OES: *params = renderbuffer->getFormat(); break;
case GL_RENDERBUFFER_RED_SIZE_OES: *params = renderbuffer->getRedSize(); break;
case GL_RENDERBUFFER_GREEN_SIZE_OES: *params = renderbuffer->getGreenSize(); break;
case GL_RENDERBUFFER_BLUE_SIZE_OES: *params = renderbuffer->getBlueSize(); break;
case GL_RENDERBUFFER_ALPHA_SIZE_OES: *params = renderbuffer->getAlphaSize(); break;
case GL_RENDERBUFFER_DEPTH_SIZE_OES: *params = renderbuffer->getDepthSize(); break;
case GL_RENDERBUFFER_STENCIL_SIZE_OES: *params = renderbuffer->getStencilSize(); break;
default:
return error(GL_INVALID_ENUM);
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glGetBooleanv(GLenum pname, GLboolean* params)
{
TRACE("(GLenum pname = 0x%X, GLboolean* params = 0x%0.8p)", pname, params);
try
{
gl::Context *context = gl::getContext();
if(context)
{
if(!(context->getBooleanv(pname, params)))
{
unsigned int numParams = context->getQueryParameterNum(pname);
if(numParams < 0)
{
return error(GL_INVALID_ENUM);
}
if(numParams == 0)
{
return;
}
if(context->isQueryParameterFloat(pname))
{
GLfloat *floatParams = NULL;
floatParams = new GLfloat[numParams];
context->getFloatv(pname, floatParams);
for(unsigned int i = 0; i < numParams; ++i)
{
if(floatParams[i] == 0.0f)
params[i] = GL_FALSE;
else
params[i] = GL_TRUE;
}
delete [] floatParams;
}
else if(context->isQueryParameterInt(pname))
{
GLint *intParams = NULL;
intParams = new GLint[numParams];
context->getIntegerv(pname, intParams);
for(unsigned int i = 0; i < numParams; ++i)
{
if(intParams[i] == 0)
params[i] = GL_FALSE;
else
params[i] = GL_TRUE;
}
delete [] intParams;
}
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glGetBufferParameteriv(GLenum target, GLenum pname, GLint* params)
{
TRACE("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint* params = 0x%0.8p)", target, pname, params);
try
{
gl::Context *context = gl::getContext();
if(context)
{
gl::Buffer *buffer;
switch(target)
{
case GL_ARRAY_BUFFER:
buffer = context->getArrayBuffer();
break;
case GL_ELEMENT_ARRAY_BUFFER:
buffer = context->getElementArrayBuffer();
break;
default: return error(GL_INVALID_ENUM);
}
if(!buffer)
{
// A null buffer means that "0" is bound to the requested buffer target
return error(GL_INVALID_OPERATION);
}
switch(pname)
{
case GL_BUFFER_USAGE:
*params = buffer->usage();
break;
case GL_BUFFER_SIZE:
*params = buffer->size();
break;
default: return error(GL_INVALID_ENUM);
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glGetClipPlanef(GLenum pname, GLfloat eqn[4])
{
UNIMPLEMENTED();
}
void GL_APIENTRY glGetClipPlanex(GLenum pname, GLfixed eqn[4])
{
UNIMPLEMENTED();
}
GLenum GL_APIENTRY glGetError(void)
{
TRACE("()");
gl::Context *context = gl::getContext();
if(context)
{
return context->getError();
}
return GL_NO_ERROR;
}
void GL_APIENTRY glGetFixedv(GLenum pname, GLfixed *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glGetFloatv(GLenum pname, GLfloat* params)
{
TRACE("(GLenum pname = 0x%X, GLfloat* params = 0x%0.8p)", pname, params);
try
{
gl::Context *context = gl::getContext();
if(context)
{
if(!(context->getFloatv(pname, params)))
{
unsigned int numParams = context->getQueryParameterNum(pname);
if(numParams < 0)
{
return error(GL_INVALID_ENUM);
}
if(numParams == 0)
{
return;
}
if(context->isQueryParameterBool(pname))
{
GLboolean *boolParams = NULL;
boolParams = new GLboolean[numParams];
context->getBooleanv(pname, boolParams);
for(unsigned int i = 0; i < numParams; ++i)
{
if(boolParams[i] == GL_FALSE)
params[i] = 0.0f;
else
params[i] = 1.0f;
}
delete [] boolParams;
}
else if(context->isQueryParameterInt(pname))
{
GLint *intParams = NULL;
intParams = new GLint[numParams];
context->getIntegerv(pname, intParams);
for(unsigned int i = 0; i < numParams; ++i)
{
params[i] = (GLfloat)intParams[i];
}
delete [] intParams;
}
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glGetFramebufferAttachmentParameterivOES(GLenum target, GLenum attachment, GLenum pname, GLint* params)
{
TRACE("(GLenum target = 0x%X, GLenum attachment = 0x%X, GLenum pname = 0x%X, GLint* params = 0x%0.8p)",
target, attachment, pname, params);
try
{
gl::Context *context = gl::getContext();
if(context)
{
if(target != GL_FRAMEBUFFER_OES)
{
return error(GL_INVALID_ENUM);
}
if(context->getFramebufferHandle() == 0)
{
return error(GL_INVALID_OPERATION);
}
gl::Framebuffer *framebuffer = context->getFramebuffer();
GLenum attachmentType;
GLuint attachmentHandle;
switch(attachment)
{
case GL_COLOR_ATTACHMENT0_OES:
attachmentType = framebuffer->getColorbufferType();
attachmentHandle = framebuffer->getColorbufferHandle();
break;
case GL_DEPTH_ATTACHMENT_OES:
attachmentType = framebuffer->getDepthbufferType();
attachmentHandle = framebuffer->getDepthbufferHandle();
break;
case GL_STENCIL_ATTACHMENT_OES:
attachmentType = framebuffer->getStencilbufferType();
attachmentHandle = framebuffer->getStencilbufferHandle();
break;
default:
return error(GL_INVALID_ENUM);
}
GLenum attachmentObjectType; // Type category
if(attachmentType == GL_NONE_OES || attachmentType == GL_RENDERBUFFER_OES)
{
attachmentObjectType = attachmentType;
}
else if(gl::IsTextureTarget(attachmentType))
{
attachmentObjectType = GL_TEXTURE;
}
else UNREACHABLE();
switch(pname)
{
case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE_OES:
*params = attachmentObjectType;
break;
case GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME_OES:
if(attachmentObjectType == GL_RENDERBUFFER_OES || attachmentObjectType == GL_TEXTURE)
{
*params = attachmentHandle;
}
else
{
return error(GL_INVALID_ENUM);
}
break;
case GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL_OES:
if(attachmentObjectType == GL_TEXTURE)
{
*params = 0; // FramebufferTexture2D will not allow level to be set to anything else in GL ES 2.0
}
else
{
return error(GL_INVALID_ENUM);
}
break;
default:
return error(GL_INVALID_ENUM);
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glGetIntegerv(GLenum pname, GLint* params)
{
TRACE("(GLenum pname = 0x%X, GLint* params = 0x%0.8p)", pname, params);
try
{
gl::Context *context = gl::getContext();
if(context)
{
if(!(context->getIntegerv(pname, params)))
{
unsigned int numParams = context->getQueryParameterNum(pname);
if(numParams < 0)
{
return error(GL_INVALID_ENUM);
}
if(numParams == 0)
{
return;
}
if(context->isQueryParameterBool(pname))
{
GLboolean *boolParams = NULL;
boolParams = new GLboolean[numParams];
context->getBooleanv(pname, boolParams);
for(unsigned int i = 0; i < numParams; ++i)
{
if(boolParams[i] == GL_FALSE)
params[i] = 0;
else
params[i] = 1;
}
delete [] boolParams;
}
else if(context->isQueryParameterFloat(pname))
{
GLfloat *floatParams = NULL;
floatParams = new GLfloat[numParams];
context->getFloatv(pname, floatParams);
for(unsigned int i = 0; i < numParams; ++i)
{
if(pname == GL_DEPTH_RANGE || pname == GL_COLOR_CLEAR_VALUE || pname == GL_DEPTH_CLEAR_VALUE)
{
params[i] = (GLint)(((GLfloat)(0xFFFFFFFF) * floatParams[i] - 1.0f) / 2.0f);
}
else
params[i] = (GLint)(floatParams[i] > 0.0f ? floor(floatParams[i] + 0.5) : ceil(floatParams[i] - 0.5));
}
delete [] floatParams;
}
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glGetLightfv(GLenum light, GLenum pname, GLfloat *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glGetLightxv(GLenum light, GLenum pname, GLfixed *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glGetMaterialfv(GLenum face, GLenum pname, GLfloat *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glGetMaterialxv(GLenum face, GLenum pname, GLfixed *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glGetPointerv(GLenum pname, GLvoid **params)
{
UNIMPLEMENTED();
}
const GLubyte* GL_APIENTRY glGetString(GLenum name)
{
TRACE("(GLenum name = 0x%X)", name);
try
{
gl::Context *context = gl::getContext();
switch(name)
{
case GL_VENDOR:
return (GLubyte*)"TransGaming Inc.";
case GL_RENDERER:
return (GLubyte*)"SwiftShader";
case GL_VERSION:
return (GLubyte*)"OpenGL ES 1.1 SwiftShader "VERSION_STRING;
case GL_EXTENSIONS:
// Keep list sorted in following order:
// OES extensions
// EXT extensions
// Vendor extensions
return (GLubyte*)
"GL_OES_blend_equation_separate "
"GL_OES_blend_func_separate "
"GL_OES_blend_subtract "
"GL_OES_depth_texture "
"GL_OES_EGL_image "
"GL_OES_EGL_image_external "
"GL_OES_element_index_uint "
"GL_OES_framebuffer_object "
"GL_OES_packed_depth_stencil "
"GL_OES_rgb8_rgba8 "
"GL_OES_stencil8 "
"GL_OES_stencil_wrap "
"GL_OES_texture_float "
"GL_OES_texture_float_linear "
"GL_OES_texture_half_float "
"GL_OES_texture_half_float_linear "
"GL_OES_texture_mirrored_repeat "
"GL_OES_texture_npot "
"GL_EXT_blend_minmax "
"GL_EXT_read_format_bgra "
#if (S3TC_SUPPORT)
"GL_EXT_texture_compression_dxt1 "
"GL_ANGLE_texture_compression_dxt3 "
"GL_ANGLE_texture_compression_dxt5 "
#endif
"GL_EXT_texture_filter_anisotropic "
"GL_EXT_texture_format_BGRA8888";
default:
return error(GL_INVALID_ENUM, (GLubyte*)NULL);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY, (GLubyte*)NULL);
}
return NULL;
}
void GL_APIENTRY glGetTexParameterfv(GLenum target, GLenum pname, GLfloat* params)
{
TRACE("(GLenum target = 0x%X, GLenum pname = 0x%X, GLfloat* params = 0x%0.8p)", target, pname, params);
try
{
gl::Context *context = gl::getContext();
if(context)
{
gl::Texture *texture;
switch(target)
{
case GL_TEXTURE_2D:
texture = context->getTexture2D();
break;
case GL_TEXTURE_EXTERNAL_OES:
texture = context->getTextureExternal();
break;
default:
return error(GL_INVALID_ENUM);
}
switch(pname)
{
case GL_TEXTURE_MAG_FILTER:
*params = (GLfloat)texture->getMagFilter();
break;
case GL_TEXTURE_MIN_FILTER:
*params = (GLfloat)texture->getMinFilter();
break;
case GL_TEXTURE_WRAP_S:
*params = (GLfloat)texture->getWrapS();
break;
case GL_TEXTURE_WRAP_T:
*params = (GLfloat)texture->getWrapT();
break;
case GL_TEXTURE_MAX_ANISOTROPY_EXT:
*params = texture->getMaxAnisotropy();
break;
case GL_REQUIRED_TEXTURE_IMAGE_UNITS_OES:
*params = (GLfloat)1;
break;
default:
return error(GL_INVALID_ENUM);
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glGetTexParameteriv(GLenum target, GLenum pname, GLint* params)
{
TRACE("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint* params = 0x%0.8p)", target, pname, params);
try
{
gl::Context *context = gl::getContext();
if(context)
{
gl::Texture *texture;
switch(target)
{
case GL_TEXTURE_2D:
texture = context->getTexture2D();
break;
case GL_TEXTURE_EXTERNAL_OES:
texture = context->getTextureExternal();
break;
default:
return error(GL_INVALID_ENUM);
}
switch(pname)
{
case GL_TEXTURE_MAG_FILTER:
*params = texture->getMagFilter();
break;
case GL_TEXTURE_MIN_FILTER:
*params = texture->getMinFilter();
break;
case GL_TEXTURE_WRAP_S:
*params = texture->getWrapS();
break;
case GL_TEXTURE_WRAP_T:
*params = texture->getWrapT();
break;
case GL_TEXTURE_MAX_ANISOTROPY_EXT:
*params = (GLint)texture->getMaxAnisotropy();
break;
case GL_REQUIRED_TEXTURE_IMAGE_UNITS_OES:
*params = 1;
break;
default:
return error(GL_INVALID_ENUM);
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glGetTexEnvfv(GLenum env, GLenum pname, GLfloat *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glGetTexEnviv(GLenum env, GLenum pname, GLint *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glGetTexEnvxv(GLenum env, GLenum pname, GLfixed *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glGetTexParameterxv(GLenum target, GLenum pname, GLfixed *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glHint(GLenum target, GLenum mode)
{
TRACE("(GLenum target = 0x%X, GLenum mode = 0x%X)", target, mode);
try
{
switch(mode)
{
case GL_FASTEST:
case GL_NICEST:
case GL_DONT_CARE:
break;
default:
return error(GL_INVALID_ENUM);
}
gl::Context *context = gl::getContext();
switch(target)
{
case GL_GENERATE_MIPMAP_HINT:
if(context) context->setGenerateMipmapHint(mode);
break;
default:
return error(GL_INVALID_ENUM);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
GLboolean GL_APIENTRY glIsBuffer(GLuint buffer)
{
TRACE("(GLuint buffer = %d)", buffer);
try
{
gl::Context *context = gl::getContext();
if(context && buffer)
{
gl::Buffer *bufferObject = context->getBuffer(buffer);
if(bufferObject)
{
return GL_TRUE;
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY, GL_FALSE);
}
return GL_FALSE;
}
GLboolean GL_APIENTRY glIsEnabled(GLenum cap)
{
TRACE("(GLenum cap = 0x%X)", cap);
try
{
gl::Context *context = gl::getContext();
if(context)
{
switch(cap)
{
case GL_CULL_FACE: return context->isCullFaceEnabled();
case GL_POLYGON_OFFSET_FILL: return context->isPolygonOffsetFillEnabled();
case GL_SAMPLE_ALPHA_TO_COVERAGE: return context->isSampleAlphaToCoverageEnabled();
case GL_SAMPLE_COVERAGE: return context->isSampleCoverageEnabled();
case GL_SCISSOR_TEST: return context->isScissorTestEnabled();
case GL_STENCIL_TEST: return context->isStencilTestEnabled();
case GL_DEPTH_TEST: return context->isDepthTestEnabled();
case GL_BLEND: return context->isBlendEnabled();
case GL_DITHER: return context->isDitherEnabled();
default:
return error(GL_INVALID_ENUM, false);
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY, false);
}
return false;
}
GLboolean GL_APIENTRY glIsFramebufferOES(GLuint framebuffer)
{
TRACE("(GLuint framebuffer = %d)", framebuffer);
try
{
gl::Context *context = gl::getContext();
if(context && framebuffer)
{
gl::Framebuffer *framebufferObject = context->getFramebuffer(framebuffer);
if(framebufferObject)
{
return GL_TRUE;
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY, GL_FALSE);
}
return GL_FALSE;
}
GLboolean GL_APIENTRY glIsTexture(GLuint texture)
{
TRACE("(GLuint texture = %d)", texture);
try
{
gl::Context *context = gl::getContext();
if(context && texture)
{
gl::Texture *textureObject = context->getTexture(texture);
if(textureObject)
{
return GL_TRUE;
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY, GL_FALSE);
}
return GL_FALSE;
}
GLboolean GL_APIENTRY glIsRenderbufferOES(GLuint renderbuffer)
{
TRACE("(GLuint renderbuffer = %d)", renderbuffer);
try
{
gl::Context *context = gl::getContext();
if(context && renderbuffer)
{
gl::Renderbuffer *renderbufferObject = context->getRenderbuffer(renderbuffer);
if(renderbufferObject)
{
return GL_TRUE;
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY, GL_FALSE);
}
return GL_FALSE;
}
void GL_APIENTRY glLightModelf(GLenum pname, GLfloat param)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glLightModelfv(GLenum pname, const GLfloat *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glLightModelx(GLenum pname, GLfixed param)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glLightModelxv(GLenum pname, const GLfixed *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glLightf(GLenum light, GLenum pname, GLfloat param)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glLightfv(GLenum light, GLenum pname, const GLfloat *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glLightx(GLenum light, GLenum pname, GLfixed param)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glLightxv(GLenum light, GLenum pname, const GLfixed *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glLineWidth(GLfloat width)
{
TRACE("(GLfloat width = %f)", width);
try
{
if(width <= 0.0f)
{
return error(GL_INVALID_VALUE);
}
gl::Context *context = gl::getContext();
if(context)
{
context->setLineWidth(width);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glLineWidthx(GLfixed width)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glLoadIdentity(void)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glLoadMatrixf(const GLfloat *m)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glLoadMatrixx(const GLfixed *m)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glLogicOp(GLenum opcode)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glMaterialf(GLenum face, GLenum pname, GLfloat param)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glMaterialfv(GLenum face, GLenum pname, const GLfloat *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glMaterialx(GLenum face, GLenum pname, GLfixed param)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glMaterialxv(GLenum face, GLenum pname, const GLfixed *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glMatrixMode(GLenum mode)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glMultMatrixf(const GLfloat *m)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glMultMatrixx(const GLfixed *m)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glMultiTexCoord4f(GLenum target, GLfloat s, GLfloat t, GLfloat r, GLfloat q)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glMultiTexCoord4x(GLenum target, GLfixed s, GLfixed t, GLfixed r, GLfixed q)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glNormal3f(GLfloat nx, GLfloat ny, GLfloat nz)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glNormal3x(GLfixed nx, GLfixed ny, GLfixed nz)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glNormalPointer(GLenum type, GLsizei stride, const GLvoid *pointer)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glOrthof(GLfloat left, GLfloat right, GLfloat bottom, GLfloat top, GLfloat zNear, GLfloat zFar)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glOrthox(GLfixed left, GLfixed right, GLfixed bottom, GLfixed top, GLfixed zNear, GLfixed zFar)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glPixelStorei(GLenum pname, GLint param)
{
TRACE("(GLenum pname = 0x%X, GLint param = %d)", pname, param);
try
{
gl::Context *context = gl::getContext();
if(context)
{
switch(pname)
{
case GL_UNPACK_ALIGNMENT:
if(param != 1 && param != 2 && param != 4 && param != 8)
{
return error(GL_INVALID_VALUE);
}
context->setUnpackAlignment(param);
break;
case GL_PACK_ALIGNMENT:
if(param != 1 && param != 2 && param != 4 && param != 8)
{
return error(GL_INVALID_VALUE);
}
context->setPackAlignment(param);
break;
default:
return error(GL_INVALID_ENUM);
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glPointParameterf(GLenum pname, GLfloat param)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glPointParameterfv(GLenum pname, const GLfloat *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glPointParameterx(GLenum pname, GLfixed param)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glPointParameterxv(GLenum pname, const GLfixed *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glPointSize(GLfloat size)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glPointSizex(GLfixed size)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glPolygonOffset(GLfloat factor, GLfloat units)
{
TRACE("(GLfloat factor = %f, GLfloat units = %f)", factor, units);
try
{
gl::Context *context = gl::getContext();
if(context)
{
context->setPolygonOffsetParams(factor, units);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glPolygonOffsetx(GLfixed factor, GLfixed units)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glPopMatrix(void)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glPushMatrix(void)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glReadPixels(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, GLvoid* pixels)
{
TRACE("(GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d, "
"GLenum format = 0x%X, GLenum type = 0x%X, GLvoid* pixels = 0x%0.8p)",
x, y, width, height, format, type, pixels);
try
{
if(width < 0 || height < 0)
{
return error(GL_INVALID_VALUE);
}
if(!validReadFormatType(format, type))
{
return error(GL_INVALID_OPERATION);
}
gl::Context *context = gl::getContext();
if(context)
{
context->readPixels(x, y, width, height, format, type, NULL, pixels);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glRenderbufferStorageOES(GLenum target, GLenum internalformat, GLsizei width, GLsizei height)
{
TRACE("(GLenum target = 0x%X, GLenum internalformat = 0x%X, GLsizei width = %d, GLsizei height = %d)",
target, internalformat, width, height);
try
{
switch(target)
{
case GL_RENDERBUFFER_OES:
break;
default:
return error(GL_INVALID_ENUM);
}
if(!gl::IsColorRenderable(internalformat) && !gl::IsDepthRenderable(internalformat) && !gl::IsStencilRenderable(internalformat))
{
return error(GL_INVALID_ENUM);
}
if(width < 0 || height < 0)
{
return error(GL_INVALID_VALUE);
}
gl::Context *context = gl::getContext();
if(context)
{
if(width > gl::IMPLEMENTATION_MAX_RENDERBUFFER_SIZE ||
height > gl::IMPLEMENTATION_MAX_RENDERBUFFER_SIZE)
{
return error(GL_INVALID_VALUE);
}
GLuint handle = context->getRenderbufferHandle();
if(handle == 0)
{
return error(GL_INVALID_OPERATION);
}
switch(internalformat)
{
case GL_DEPTH_COMPONENT16_OES:
context->setRenderbufferStorage(new gl::Depthbuffer(width, height, 0));
break;
case GL_RGBA4_OES:
case GL_RGB5_A1_OES:
case GL_RGB565_OES:
case GL_RGB8_OES:
case GL_RGBA8_OES:
context->setRenderbufferStorage(new gl::Colorbuffer(width, height, internalformat, 0));
break;
case GL_STENCIL_INDEX8_OES:
context->setRenderbufferStorage(new gl::Stencilbuffer(width, height, 0));
break;
case GL_DEPTH24_STENCIL8_OES:
context->setRenderbufferStorage(new gl::DepthStencilbuffer(width, height, 0));
break;
default:
return error(GL_INVALID_ENUM);
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glRotatef(GLfloat angle, GLfloat x, GLfloat y, GLfloat z)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glRotatex(GLfixed angle, GLfixed x, GLfixed y, GLfixed z)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glSampleCoverage(GLclampf value, GLboolean invert)
{
TRACE("(GLclampf value = %f, GLboolean invert = %d)", value, invert);
try
{
gl::Context* context = gl::getContext();
if(context)
{
context->setSampleCoverageParams(gl::clamp01(value), invert == GL_TRUE);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glSampleCoveragex(GLclampx value, GLboolean invert)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glScalef(GLfloat x, GLfloat y, GLfloat z)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glScalex(GLfixed x, GLfixed y, GLfixed z)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glScissor(GLint x, GLint y, GLsizei width, GLsizei height)
{
TRACE("(GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d)", x, y, width, height);
try
{
if(width < 0 || height < 0)
{
return error(GL_INVALID_VALUE);
}
gl::Context* context = gl::getContext();
if(context)
{
context->setScissorParams(x, y, width, height);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glShadeModel(GLenum mode)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glStencilFunc(GLenum func, GLint ref, GLuint mask)
{
TRACE("(GLenum func = 0x%X, GLint ref = %d, GLuint mask = %d)", func, ref, mask);
try
{
switch(func)
{
case GL_NEVER:
case GL_ALWAYS:
case GL_LESS:
case GL_LEQUAL:
case GL_EQUAL:
case GL_GEQUAL:
case GL_GREATER:
case GL_NOTEQUAL:
break;
default:
return error(GL_INVALID_ENUM);
}
gl::Context *context = gl::getContext();
if(context)
{
context->setStencilParams(func, ref, mask);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glStencilMask(GLuint mask)
{
TRACE("(GLuint mask = %d)", mask);
try
{
gl::Context *context = gl::getContext();
if(context)
{
context->setStencilWritemask(mask);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glStencilOp(GLenum fail, GLenum zfail, GLenum zpass)
{
TRACE("(GLenum fail = 0x%X, GLenum zfail = 0x%X, GLenum zpas = 0x%Xs)", fail, zfail, zpass);
try
{
switch(fail)
{
case GL_ZERO:
case GL_KEEP:
case GL_REPLACE:
case GL_INCR:
case GL_DECR:
case GL_INVERT:
case GL_INCR_WRAP_OES:
case GL_DECR_WRAP_OES:
break;
default:
return error(GL_INVALID_ENUM);
}
switch(zfail)
{
case GL_ZERO:
case GL_KEEP:
case GL_REPLACE:
case GL_INCR:
case GL_DECR:
case GL_INVERT:
case GL_INCR_WRAP_OES:
case GL_DECR_WRAP_OES:
break;
default:
return error(GL_INVALID_ENUM);
}
switch(zpass)
{
case GL_ZERO:
case GL_KEEP:
case GL_REPLACE:
case GL_INCR:
case GL_DECR:
case GL_INVERT:
case GL_INCR_WRAP_OES:
case GL_DECR_WRAP_OES:
break;
default:
return error(GL_INVALID_ENUM);
}
gl::Context *context = gl::getContext();
if(context)
{
context->setStencilOperations(fail, zfail, zpass);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glTexCoordPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *pointer)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glTexEnvf(GLenum target, GLenum pname, GLfloat param)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glTexEnvfv(GLenum target, GLenum pname, const GLfloat *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glTexEnvi(GLenum target, GLenum pname, GLint param)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glTexEnvx(GLenum target, GLenum pname, GLfixed param)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glTexEnviv(GLenum target, GLenum pname, const GLint *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glTexEnvxv(GLenum target, GLenum pname, const GLfixed *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glTexImage2D(GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height,
GLint border, GLenum format, GLenum type, const GLvoid* pixels)
{
TRACE("(GLenum target = 0x%X, GLint level = %d, GLint internalformat = %d, GLsizei width = %d, GLsizei height = %d, "
"GLint border = %d, GLenum format = 0x%X, GLenum type = 0x%X, const GLvoid* pixels = 0x%0.8p)",
target, level, internalformat, width, height, border, format, type, pixels);
try
{
if(!validImageSize(level, width, height))
{
return error(GL_INVALID_VALUE);
}
if(internalformat != format)
{
return error(GL_INVALID_OPERATION);
}
switch(format)
{
case GL_ALPHA:
case GL_LUMINANCE:
case GL_LUMINANCE_ALPHA:
switch(type)
{
case GL_UNSIGNED_BYTE:
case GL_FLOAT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGB:
switch(type)
{
case GL_UNSIGNED_BYTE:
case GL_UNSIGNED_SHORT_5_6_5:
case GL_FLOAT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_RGBA:
switch(type)
{
case GL_UNSIGNED_BYTE:
case GL_UNSIGNED_SHORT_4_4_4_4:
case GL_UNSIGNED_SHORT_5_5_5_1:
case GL_FLOAT:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_BGRA_EXT:
switch(type)
{
case GL_UNSIGNED_BYTE:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
case GL_COMPRESSED_RGB_S3TC_DXT1_EXT: // error cases for compressed textures are handled below
case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
break;
case GL_DEPTH_STENCIL_OES:
switch(type)
{
case GL_UNSIGNED_INT_24_8_OES:
break;
default:
return error(GL_INVALID_ENUM);
}
break;
default:
return error(GL_INVALID_VALUE);
}
if(border != 0)
{
return error(GL_INVALID_VALUE);
}
gl::Context *context = gl::getContext();
if(context)
{
switch(target)
{
case GL_TEXTURE_2D:
if(width > (gl::IMPLEMENTATION_MAX_TEXTURE_SIZE >> level) ||
height > (gl::IMPLEMENTATION_MAX_TEXTURE_SIZE >> level))
{
return error(GL_INVALID_VALUE);
}
break;
default:
return error(GL_INVALID_ENUM);
}
if(format == GL_COMPRESSED_RGB_S3TC_DXT1_EXT ||
format == GL_COMPRESSED_RGBA_S3TC_DXT1_EXT)
{
if(S3TC_SUPPORT)
{
return error(GL_INVALID_OPERATION);
}
else
{
return error(GL_INVALID_ENUM);
}
}
if(target == GL_TEXTURE_2D)
{
gl::Texture2D *texture = context->getTexture2D();
if(!texture)
{
return error(GL_INVALID_OPERATION);
}
texture->setImage(level, width, height, format, type, context->getUnpackAlignment(), pixels);
}
else UNREACHABLE();
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glTexParameterf(GLenum target, GLenum pname, GLfloat param)
{
TRACE("(GLenum target = 0x%X, GLenum pname = 0x%X, GLfloat param = %f)", target, pname, param);
try
{
gl::Context *context = gl::getContext();
if(context)
{
gl::Texture *texture;
switch(target)
{
case GL_TEXTURE_2D:
texture = context->getTexture2D();
break;
case GL_TEXTURE_EXTERNAL_OES:
texture = context->getTextureExternal();
break;
default:
return error(GL_INVALID_ENUM);
}
switch(pname)
{
case GL_TEXTURE_WRAP_S:
if(!texture->setWrapS((GLenum)param))
{
return error(GL_INVALID_ENUM);
}
break;
case GL_TEXTURE_WRAP_T:
if(!texture->setWrapT((GLenum)param))
{
return error(GL_INVALID_ENUM);
}
break;
case GL_TEXTURE_MIN_FILTER:
if(!texture->setMinFilter((GLenum)param))
{
return error(GL_INVALID_ENUM);
}
break;
case GL_TEXTURE_MAG_FILTER:
if(!texture->setMagFilter((GLenum)param))
{
return error(GL_INVALID_ENUM);
}
break;
case GL_TEXTURE_MAX_ANISOTROPY_EXT:
if(!texture->setMaxAnisotropy(param))
{
return error(GL_INVALID_VALUE);
}
break;
default:
return error(GL_INVALID_ENUM);
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glTexParameterfv(GLenum target, GLenum pname, const GLfloat* params)
{
glTexParameterf(target, pname, *params);
}
void GL_APIENTRY glTexParameteri(GLenum target, GLenum pname, GLint param)
{
TRACE("(GLenum target = 0x%X, GLenum pname = 0x%X, GLint param = %d)", target, pname, param);
try
{
gl::Context *context = gl::getContext();
if(context)
{
gl::Texture *texture;
switch(target)
{
case GL_TEXTURE_2D:
texture = context->getTexture2D();
break;
case GL_TEXTURE_EXTERNAL_OES:
texture = context->getTextureExternal();
break;
default:
return error(GL_INVALID_ENUM);
}
switch(pname)
{
case GL_TEXTURE_WRAP_S:
if(!texture->setWrapS((GLenum)param))
{
return error(GL_INVALID_ENUM);
}
break;
case GL_TEXTURE_WRAP_T:
if(!texture->setWrapT((GLenum)param))
{
return error(GL_INVALID_ENUM);
}
break;
case GL_TEXTURE_MIN_FILTER:
if(!texture->setMinFilter((GLenum)param))
{
return error(GL_INVALID_ENUM);
}
break;
case GL_TEXTURE_MAG_FILTER:
if(!texture->setMagFilter((GLenum)param))
{
return error(GL_INVALID_ENUM);
}
break;
case GL_TEXTURE_MAX_ANISOTROPY_EXT:
if(!texture->setMaxAnisotropy((GLfloat)param))
{
return error(GL_INVALID_VALUE);
}
break;
default:
return error(GL_INVALID_ENUM);
}
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glTexParameteriv(GLenum target, GLenum pname, const GLint* params)
{
glTexParameteri(target, pname, *params);
}
void GL_APIENTRY glTexParameterx(GLenum target, GLenum pname, GLfixed param)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glTexParameterxv(GLenum target, GLenum pname, const GLfixed *params)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height,
GLenum format, GLenum type, const GLvoid* pixels)
{
TRACE("(GLenum target = 0x%X, GLint level = %d, GLint xoffset = %d, GLint yoffset = %d, "
"GLsizei width = %d, GLsizei height = %d, GLenum format = 0x%X, GLenum type = 0x%X, "
"const GLvoid* pixels = 0x%0.8p)",
target, level, xoffset, yoffset, width, height, format, type, pixels);
try
{
if(!gl::IsTextureTarget(target))
{
return error(GL_INVALID_ENUM);
}
if(level < 0 || xoffset < 0 || yoffset < 0 || width < 0 || height < 0)
{
return error(GL_INVALID_VALUE);
}
if(std::numeric_limits<GLsizei>::max() - xoffset < width || std::numeric_limits<GLsizei>::max() - yoffset < height)
{
return error(GL_INVALID_VALUE);
}
if(!gl::CheckTextureFormatType(format, type))
{
return error(GL_INVALID_ENUM);
}
if(width == 0 || height == 0 || pixels == NULL)
{
return;
}
gl::Context *context = gl::getContext();
if(context)
{
if(level > gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS)
{
return error(GL_INVALID_VALUE);
}
if(target == GL_TEXTURE_2D)
{
gl::Texture2D *texture = context->getTexture2D();
if(validateSubImageParams(false, width, height, xoffset, yoffset, target, level, format, texture))
{
texture->subImage(level, xoffset, yoffset, width, height, format, type, context->getUnpackAlignment(), pixels);
}
}
else UNREACHABLE();
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glTranslatef(GLfloat x, GLfloat y, GLfloat z)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glTranslatex(GLfixed x, GLfixed y, GLfixed z)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glVertexPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *pointer)
{
UNIMPLEMENTED();
}
void GL_APIENTRY glViewport(GLint x, GLint y, GLsizei width, GLsizei height)
{
TRACE("(GLint x = %d, GLint y = %d, GLsizei width = %d, GLsizei height = %d)", x, y, width, height);
try
{
if(width < 0 || height < 0)
{
return error(GL_INVALID_VALUE);
}
gl::Context *context = gl::getContext();
if(context)
{
context->setViewportParams(x, y, width, height);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
void GL_APIENTRY glEGLImageTargetTexture2DOES(GLenum target, GLeglImageOES image)
{
TRACE("(GLenum target = 0x%X, GLeglImageOES image = 0x%0.8p)", target, image);
try
{
switch(target)
{
case GL_TEXTURE_EXTERNAL_OES:
break;
default:
return error(GL_INVALID_ENUM);
}
if(!image)
{
return error(GL_INVALID_OPERATION);
}
gl::Context *context = gl::getContext();
if(context)
{
gl::TextureExternal *texture = context->getTextureExternal();
if(!texture)
{
return error(GL_INVALID_OPERATION);
}
gl::Image *glImage = static_cast<gl::Image*>(image);
texture->setImage(glImage);
}
}
catch(std::bad_alloc&)
{
return error(GL_OUT_OF_MEMORY);
}
}
__eglMustCastToProperFunctionPointerType glGetProcAddress(const char *procname)
{
struct Extension
{
const char *name;
__eglMustCastToProperFunctionPointerType address;
};
static const Extension glExtensions[] =
{
{"glEGLImageTargetTexture2DOES", (__eglMustCastToProperFunctionPointerType)glEGLImageTargetTexture2DOES},
{"glIsRenderbufferOES", (__eglMustCastToProperFunctionPointerType)glIsRenderbufferOES},
{"glBindRenderbufferOES", (__eglMustCastToProperFunctionPointerType)glBindRenderbufferOES},
{"glDeleteRenderbuffersOES", (__eglMustCastToProperFunctionPointerType)glDeleteRenderbuffersOES},
{"glGenRenderbuffersOES", (__eglMustCastToProperFunctionPointerType)glGenRenderbuffersOES},
{"glRenderbufferStorageOES", (__eglMustCastToProperFunctionPointerType)glRenderbufferStorageOES},
{"glGetRenderbufferParameterivOES", (__eglMustCastToProperFunctionPointerType)glGetRenderbufferParameterivOES},
{"glIsFramebufferOES", (__eglMustCastToProperFunctionPointerType)glIsFramebufferOES},
{"glBindFramebufferOES", (__eglMustCastToProperFunctionPointerType)glBindFramebufferOES},
{"glDeleteFramebuffersOES", (__eglMustCastToProperFunctionPointerType)glDeleteFramebuffersOES},
{"glGenFramebuffersOES", (__eglMustCastToProperFunctionPointerType)glGenFramebuffersOES},
{"glCheckFramebufferStatusOES", (__eglMustCastToProperFunctionPointerType)glCheckFramebufferStatusOES},
{"glFramebufferRenderbufferOES", (__eglMustCastToProperFunctionPointerType)glFramebufferRenderbufferOES},
{"glFramebufferTexture2DOES", (__eglMustCastToProperFunctionPointerType)glFramebufferTexture2DOES},
{"glGetFramebufferAttachmentParameterivOES", (__eglMustCastToProperFunctionPointerType)glGetFramebufferAttachmentParameterivOES},
{"glGenerateMipmapOES", (__eglMustCastToProperFunctionPointerType)glGenerateMipmapOES},
{"glBlendEquationSeparateOES", (__eglMustCastToProperFunctionPointerType)glBlendEquationSeparateOES},
{"glBlendFuncSeparateOES", (__eglMustCastToProperFunctionPointerType)glBlendFuncSeparateOES}
};
for(int ext = 0; ext < sizeof(glExtensions) / sizeof(Extension); ext++)
{
if(strcmp(procname, glExtensions[ext].name) == 0)
{
return (__eglMustCastToProperFunctionPointerType)glExtensions[ext].address;
}
}
return NULL;
}
void GL_APIENTRY Register(const char *licenseKey)
{
RegisterLicenseKey(licenseKey);
}
}